Home / 55,431.66-83,175.29-25,851.82

Finding the Fourth Proportional to 55,431.66, 83,175.29 and 25,851.82

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Solution

The fourth proportional to 55,431.66, 83,175.29 and 25,851.82 is: 38,790.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,431.66 : 83,175.29 = 25,851.82 : x
  2. Step 2: Convert to fraction form
    55,431.66/83,175.29 = 25,851.82/x
  3. Step 3: Cross multiply
    55,431.66x = 83,175.29 × 25,851.82
  4. Step 4: Simplify right side
    55,431.66x = 2,150,232,625.53
  5. Step 5: Solve for x
    x = 2,150,232,625.53/55,431.66
  6. Step 6: Final answer
    x = 38,790.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.